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1070 lines
37 KiB
1070 lines
37 KiB
#!/usr/bin/env python3
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# Copyright 2016 Google Inc. All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS-IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from absl.testing import parameterized
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from fruit_test_common import *
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COMMON_DEFINITIONS = '''
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#include "test_common.h"
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struct X;
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struct Annotation1 {};
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using XAnnot1 = fruit::Annotated<Annotation1, X>;
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'''
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class TestInstall(parameterized.TestCase):
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@parameterized.parameters([
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('X', 'X'),
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('X', 'const X'),
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('fruit::Annotated<Annotation1, X>', 'fruit::Annotated<Annotation1, X>'),
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('fruit::Annotated<Annotation1, X>', 'fruit::Annotated<Annotation1, const X>'),
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])
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def test_success(self, XParamInChildComponent, XParamInRootComponent):
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source = '''
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struct X {
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int n;
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X(int n) : n(n) {}
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};
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fruit::Component<XParamInChildComponent> getChildComponent() {
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return fruit::createComponent()
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.registerProvider<XParamInChildComponent()>([]() { return X(5); });
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}
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fruit::Component<XParamInRootComponent> getRootComponent() {
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return fruit::createComponent()
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.install(getChildComponent);
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}
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int main() {
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fruit::Injector<XParamInRootComponent> injector(getRootComponent);
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X x = injector.get<XParamInRootComponent>();
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Assert(x.n == 5);
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}
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'''
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expect_success(
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COMMON_DEFINITIONS,
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source,
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locals())
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@parameterized.parameters([
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('const X', 'X'),
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('fruit::Annotated<Annotation1, const X>', 'fruit::Annotated<Annotation1, X>'),
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])
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def test_install_error_child_component_provides_const(self, XParamInChildComponent, XParamInRootComponent):
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source = '''
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struct X {};
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fruit::Component<XParamInChildComponent> getChildComponent();
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fruit::Component<XParamInRootComponent> getRootComponent() {
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return fruit::createComponent()
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.install(getChildComponent);
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}
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'''
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expect_compile_error(
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'NonConstBindingRequiredButConstBindingProvidedError<XParamInRootComponent>',
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'The type T was provided as constant, however one of the constructors/providers/factories in this component',
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COMMON_DEFINITIONS,
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source,
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locals())
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@parameterized.parameters([
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('X', 'X'),
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('X', 'const X'),
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('const X', 'const X'),
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('fruit::Annotated<Annotation1, X>', 'fruit::Annotated<Annotation1, X>'),
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('fruit::Annotated<Annotation1, X>', 'fruit::Annotated<Annotation1, const X>'),
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('fruit::Annotated<Annotation1, const X>', 'fruit::Annotated<Annotation1, const X>'),
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])
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def test_with_requirements_success(self, ProvidedXParam, RequiredXParam):
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ProvidedXParamWithoutConst = ProvidedXParam.replace('const ', '')
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source = '''
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struct X {
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int n;
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X(int n) : n(n) {}
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};
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struct Y {
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X x;
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Y(X x): x(x) {}
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};
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fruit::Component<fruit::Required<RequiredXParam>, Y> getChildComponent1() {
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return fruit::createComponent()
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.registerProvider<Y(RequiredXParam)>([](X x) { return Y(x); });
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}
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fruit::Component<ProvidedXParam> getChildComponent2() {
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return fruit::createComponent()
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.registerProvider<ProvidedXParamWithoutConst()>([]() { return X(5); });
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}
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fruit::Component<Y> getRootComponent() {
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return fruit::createComponent()
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.install(getChildComponent1)
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.install(getChildComponent2);
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}
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int main() {
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fruit::Injector<Y> injector(getRootComponent);
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Y y = injector.get<Y>();
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Assert(y.x.n == 5);
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}
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'''
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expect_success(
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COMMON_DEFINITIONS,
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source,
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locals())
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@parameterized.parameters([
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('const X', 'X'),
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('fruit::Annotated<Annotation1, const X>', 'fruit::Annotated<Annotation1, X>'),
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])
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def test_with_requirements_error_only_nonconst_provided(self, ProvidedXParam, RequiredXParam):
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source = '''
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struct X {};
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struct Y {};
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fruit::Component<fruit::Required<RequiredXParam>, Y> getChildComponent1();
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fruit::Component<ProvidedXParam> getChildComponent2();
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fruit::Component<Y> getRootComponent() {
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return fruit::createComponent()
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.install(getChildComponent1)
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.install(getChildComponent2);
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}
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'''
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expect_compile_error(
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'NonConstBindingRequiredButConstBindingProvidedError<RequiredXParam>',
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'The type T was provided as constant, however one of the constructors/providers/factories in this component',
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COMMON_DEFINITIONS,
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source,
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locals())
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@parameterized.parameters([
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('const X', 'X'),
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('fruit::Annotated<Annotation1, const X>', 'fruit::Annotated<Annotation1, X>'),
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])
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def test_with_requirements_error_only_nonconst_provided_reversed_install_order(self, ProvidedXParam, RequiredXParam):
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source = '''
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struct X {};
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struct Y {};
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fruit::Component<fruit::Required<RequiredXParam>, Y> getChildComponent1();
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fruit::Component<ProvidedXParam> getChildComponent2();
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fruit::Component<Y> getRootComponent() {
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return fruit::createComponent()
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.install(getChildComponent2)
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.install(getChildComponent1);
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}
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'''
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expect_compile_error(
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'NonConstBindingRequiredButConstBindingProvidedError<RequiredXParam>',
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'The type T was provided as constant, however one of the constructors/providers/factories in this component',
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COMMON_DEFINITIONS,
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source,
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locals())
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def test_with_requirements_not_specified_in_child_component_error(self):
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source = '''
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struct X {
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int n;
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X(int n) : n(n) {}
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};
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struct Y {
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X x;
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Y(X x): x(x) {}
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};
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fruit::Component<fruit::Required<X>, Y> getParentYComponent() {
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return fruit::createComponent()
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.registerProvider([](X x) { return Y(x); });
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}
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// We intentionally don't have fruit::Required<X> here, we want to test that this results in an error.
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fruit::Component<Y> getYComponent() {
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return fruit::createComponent()
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.install(getParentYComponent);
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}
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'''
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expect_compile_error(
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'NoBindingFoundError<X>',
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'No explicit binding nor C::Inject definition was found for T',
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COMMON_DEFINITIONS,
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source)
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@parameterized.parameters([
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('X', 'const X'),
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('fruit::Annotated<Annotation1, X>', 'fruit::Annotated<Annotation1, const X>'),
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])
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def test_install_requiring_nonconst_then_install_requiring_const_ok(self, XAnnot, ConstXAnnot):
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source = '''
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struct X {};
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struct Y {};
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struct Z {};
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fruit::Component<fruit::Required<XAnnot>, Y> getChildComponent1() {
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return fruit::createComponent()
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.registerConstructor<Y()>();
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}
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fruit::Component<fruit::Required<ConstXAnnot>, Z> getChildComponent2() {
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return fruit::createComponent()
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.registerConstructor<Z()>();
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}
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fruit::Component<Y, Z> getRootComponent() {
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return fruit::createComponent()
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.install(getChildComponent1)
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.install(getChildComponent2)
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.registerConstructor<XAnnot()>();
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}
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int main() {
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fruit::Injector<Y, Z> injector(getRootComponent);
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injector.get<Y>();
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injector.get<Z>();
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}
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'''
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expect_success(
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COMMON_DEFINITIONS,
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source,
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locals())
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def test_install_requiring_nonconst_then_install_requiring_const_declaring_const_requirement_error(self):
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source = '''
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struct X {};
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struct Y {};
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struct Z {};
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fruit::Component<fruit::Required<X>, Y> getChildComponent1();
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fruit::Component<fruit::Required<const X>, Z> getChildComponent2();
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fruit::Component<fruit::Required<const X>, Y, Z> getRootComponent() {
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return fruit::createComponent()
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.install(getChildComponent1)
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.install(getChildComponent2);
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}
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'''
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expect_compile_error(
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'ConstBindingDeclaredAsRequiredButNonConstBindingRequiredError<X>',
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'The type T was declared as a const Required type in the returned Component, however',
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COMMON_DEFINITIONS,
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source,
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locals())
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def test_install_requiring_const_then_install_requiring_nonconst_ok(self):
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source = '''
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struct X {};
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struct Y {};
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struct Z {};
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fruit::Component<fruit::Required<const X>, Y> getChildComponent1() {
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return fruit::createComponent()
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.registerConstructor<Y()>();
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}
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fruit::Component<fruit::Required<X>, Z> getChildComponent2() {
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return fruit::createComponent()
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.registerConstructor<Z()>();
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}
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fruit::Component<Y, Z> getRootComponent() {
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return fruit::createComponent()
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.install(getChildComponent1)
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.install(getChildComponent2)
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.registerConstructor<X()>();
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}
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int main() {
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fruit::Injector<Y, Z> injector(getRootComponent);
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injector.get<Y>();
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injector.get<Z>();
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}
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'''
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expect_success(
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COMMON_DEFINITIONS,
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source,
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locals())
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def test_install_requiring_const_then_install_requiring_nonconst_declaring_const_requirement_error(self):
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source = '''
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struct X {};
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struct Y {};
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struct Z {};
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fruit::Component<fruit::Required<const X>, Y> getChildComponent1();
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fruit::Component<fruit::Required<X>, Z> getChildComponent2();
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fruit::Component<fruit::Required<const X>, Y, Z> getRootComponent() {
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return fruit::createComponent()
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.install(getChildComponent1)
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.install(getChildComponent2);
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}
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'''
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expect_compile_error(
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'ConstBindingDeclaredAsRequiredButNonConstBindingRequiredError<X>',
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'The type T was declared as a const Required type in the returned Component, however',
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COMMON_DEFINITIONS,
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source,
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locals())
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def test_install_with_args_success(self):
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source = '''
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struct X {
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int n;
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X(int n) : n(n) {}
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};
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struct Arg {
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Arg(int) {}
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Arg() = default;
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Arg(const Arg&) = default;
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Arg(Arg&&) = default;
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Arg& operator=(const Arg&) = default;
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Arg& operator=(Arg&&) = default;
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};
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bool operator==(const Arg&, const Arg&) {
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return true;
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}
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namespace std {
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template <>
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struct hash<Arg> {
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size_t operator()(const Arg&) {
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return 0;
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}
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};
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}
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fruit::Component<X> getParentComponent(int, std::string, Arg, Arg) {
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return fruit::createComponent()
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.registerProvider([]() { return X(5); });
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}
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fruit::Component<X> getComponent() {
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return fruit::createComponent()
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.install(getParentComponent, 5, std::string("Hello"), Arg{}, 15);
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}
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int main() {
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fruit::Injector<X> injector(getComponent);
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X x = injector.get<X>();
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Assert(x.n == 5);
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}
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'''
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expect_success(COMMON_DEFINITIONS, source)
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def test_install_with_args_error_not_move_constructible(self):
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source = '''
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struct Arg {
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Arg() = default;
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Arg(const Arg&) = default;
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Arg(Arg&&) = delete;
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Arg& operator=(const Arg&) = default;
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Arg& operator=(Arg&&) = default;
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};
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bool operator==(const Arg&, const Arg&);
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namespace std {
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template <>
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struct hash<Arg> {
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size_t operator()(const Arg&);
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};
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}
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fruit::Component<X> getParentComponent(int, std::string, Arg);
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fruit::Component<X> getComponent() {
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return fruit::createComponent()
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.install(getParentComponent, 5, std::string("Hello"), Arg{});
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}
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'''
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expect_generic_compile_error(
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r'error: use of deleted function .Arg::Arg\(Arg&&\).'
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r'|error: call to deleted constructor of .Arg.'
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r'|.Arg::Arg\(Arg &&\).: cannot convert argument 1 from .std::_Tuple_val<Arg>. to .const Arg &.',
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COMMON_DEFINITIONS,
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source)
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def test_install_with_args_error_not_move_constructible_with_conversion(self):
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source = '''
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struct Arg {
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Arg(int) {}
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Arg() = default;
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Arg(const Arg&) = default;
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Arg(Arg&&) = delete;
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Arg& operator=(const Arg&) = default;
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Arg& operator=(Arg&&) = default;
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};
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bool operator==(const Arg&, const Arg&);
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namespace std {
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template <>
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struct hash<Arg> {
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size_t operator()(const Arg&);
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};
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}
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fruit::Component<X> getParentComponent(int, std::string, Arg);
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fruit::Component<X> getComponent() {
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return fruit::createComponent()
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.install(getParentComponent, 5, std::string("Hello"), 15);
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}
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'''
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expect_generic_compile_error(
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r'error: use of deleted function .Arg::Arg\(Arg&&\).'
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r'|error: call to deleted constructor of .Arg.'
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r'|.Arg::Arg\(Arg &&\).: cannot convert argument 1 from .std::_Tuple_val<Arg>. to .int.',
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COMMON_DEFINITIONS,
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source)
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def test_install_with_args_error_not_copy_constructible(self):
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source = '''
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struct X {
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int n;
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X(int n) : n(n) {}
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};
|
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struct Arg {
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Arg() = default;
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Arg(const Arg&) = delete;
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Arg(Arg&&) = default;
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Arg& operator=(const Arg&) = default;
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Arg& operator=(Arg&&) = default;
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};
|
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|
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bool operator==(const Arg&, const Arg&);
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namespace std {
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template <>
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struct hash<Arg> {
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size_t operator()(const Arg&);
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};
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}
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fruit::Component<X> getParentComponent(int, std::string, Arg);
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fruit::Component<X> getComponent() {
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return fruit::createComponent()
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.install(getParentComponent, 5, std::string("Hello"), Arg{});
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}
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'''
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expect_generic_compile_error(
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r'error: use of deleted function .Arg::Arg\(const Arg&\).'
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r'|error: call to deleted constructor of .Arg.'
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r'|error C2280: .Arg::Arg\(const Arg &\).: attempting to reference a deleted function',
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COMMON_DEFINITIONS,
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source)
|
|
|
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def test_install_with_args_error_not_copy_constructible_with_conversion(self):
|
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source = '''
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struct X {
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int n;
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X(int n) : n(n) {}
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};
|
|
|
|
struct Arg {
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Arg(int) {}
|
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Arg() = default;
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Arg(const Arg&) = delete;
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Arg(Arg&&) = default;
|
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Arg& operator=(const Arg&) = default;
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Arg& operator=(Arg&&) = default;
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};
|
|
|
|
bool operator==(const Arg&, const Arg&);
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|
|
|
namespace std {
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template <>
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struct hash<Arg> {
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size_t operator()(const Arg&);
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};
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}
|
|
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fruit::Component<X> getParentComponent(int, std::string, Arg);
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fruit::Component<X> getComponent() {
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return fruit::createComponent()
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.install(getParentComponent, 5, std::string("Hello"), 15);
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}
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'''
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expect_generic_compile_error(
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r'error: use of deleted function .Arg::Arg\(const Arg&\).'
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r'|error: call to deleted constructor of .Arg.'
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r'|error C2280: .Arg::Arg\(const Arg &\).: attempting to reference a deleted function',
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COMMON_DEFINITIONS,
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source)
|
|
|
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def test_install_with_args_error_not_move_assignable(self):
|
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source = '''
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struct Arg {
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Arg() = default;
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Arg(const Arg&) = default;
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Arg(Arg&&) = default;
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Arg& operator=(const Arg&) = default;
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Arg& operator=(Arg&&) = delete;
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};
|
|
|
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bool operator==(const Arg&, const Arg&);
|
|
|
|
namespace std {
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template <>
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struct hash<Arg> {
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size_t operator()(const Arg&);
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};
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}
|
|
|
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fruit::Component<X> getParentComponent(int, std::string, Arg);
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fruit::Component<X> getComponent() {
|
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return fruit::createComponent()
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.install(getParentComponent, 5, std::string("Hello"), Arg{});
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}
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'''
|
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expect_generic_compile_error(
|
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r'error: use of deleted function .Arg& Arg::operator=\(Arg&&\).'
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r'|error: overload resolution selected deleted operator .=.'
|
|
r'|error C2280: .Arg &Arg::operator =\(Arg &&\).: attempting to reference a deleted function',
|
|
COMMON_DEFINITIONS,
|
|
source)
|
|
|
|
def test_install_with_args_error_not_move_assignable_with_conversion(self):
|
|
source = '''
|
|
struct Arg {
|
|
Arg(int) {}
|
|
Arg() = default;
|
|
Arg(const Arg&) = default;
|
|
Arg(Arg&&) = default;
|
|
Arg& operator=(const Arg&) = default;
|
|
Arg& operator=(Arg&&) = delete;
|
|
};
|
|
|
|
bool operator==(const Arg&, const Arg&);
|
|
|
|
namespace std {
|
|
template <>
|
|
struct hash<Arg> {
|
|
size_t operator()(const Arg&);
|
|
};
|
|
}
|
|
|
|
fruit::Component<X> getParentComponent(int, std::string, Arg);
|
|
|
|
fruit::Component<X> getComponent() {
|
|
return fruit::createComponent()
|
|
.install(getParentComponent, 5, std::string("Hello"), 15);
|
|
}
|
|
'''
|
|
expect_generic_compile_error(
|
|
r'error: use of deleted function .Arg& Arg::operator=\(Arg&&\).'
|
|
r'|error: overload resolution selected deleted operator .=.'
|
|
r'|error C2280: .Arg &Arg::operator =\(Arg &&\).: attempting to reference a deleted function',
|
|
COMMON_DEFINITIONS,
|
|
source)
|
|
|
|
def test_install_with_args_error_not_copy_assignable(self):
|
|
source = '''
|
|
struct X {
|
|
int n;
|
|
X(int n) : n(n) {}
|
|
};
|
|
|
|
struct Arg {
|
|
Arg() = default;
|
|
Arg(const Arg&) = default;
|
|
Arg(Arg&&) = default;
|
|
Arg& operator=(const Arg&) = delete;
|
|
Arg& operator=(Arg&&) = default;
|
|
};
|
|
|
|
bool operator==(const Arg&, const Arg&);
|
|
|
|
namespace std {
|
|
template <>
|
|
struct hash<Arg> {
|
|
size_t operator()(const Arg&);
|
|
};
|
|
}
|
|
|
|
fruit::Component<X> getParentComponent(int, std::string, Arg);
|
|
|
|
fruit::Component<X> getComponent() {
|
|
return fruit::createComponent()
|
|
.install(getParentComponent, 5, std::string("Hello"), Arg{});
|
|
}
|
|
'''
|
|
expect_generic_compile_error(
|
|
r'error: use of deleted function .Arg& Arg::operator=\(const Arg&\).'
|
|
r'|error: overload resolution selected deleted operator .=.'
|
|
r'|error C2280: .Arg &Arg::operator =\(const Arg &\).: attempting to reference a deleted function',
|
|
COMMON_DEFINITIONS,
|
|
source)
|
|
|
|
def test_install_with_args_error_not_copy_assignable_with_conversion(self):
|
|
source = '''
|
|
struct X {
|
|
int n;
|
|
X(int n) : n(n) {}
|
|
};
|
|
|
|
struct Arg {
|
|
Arg(int) {}
|
|
Arg() = default;
|
|
Arg(const Arg&) = default;
|
|
Arg(Arg&&) = default;
|
|
Arg& operator=(const Arg&) = delete;
|
|
Arg& operator=(Arg&&) = default;
|
|
};
|
|
|
|
bool operator==(const Arg&, const Arg&);
|
|
|
|
namespace std {
|
|
template <>
|
|
struct hash<Arg> {
|
|
size_t operator()(const Arg&);
|
|
};
|
|
}
|
|
|
|
fruit::Component<X> getParentComponent(int, std::string, Arg);
|
|
|
|
fruit::Component<X> getComponent() {
|
|
return fruit::createComponent()
|
|
.install(getParentComponent, 5, std::string("Hello"), 15);
|
|
}
|
|
'''
|
|
expect_generic_compile_error(
|
|
r'error: use of deleted function .Arg& Arg::operator=\(const Arg&\).'
|
|
r'|error: overload resolution selected deleted operator .=.'
|
|
r'|error C2280: .Arg &Arg::operator =\(const Arg &\).: attempting to reference a deleted function',
|
|
COMMON_DEFINITIONS,
|
|
source)
|
|
|
|
def test_install_with_args_error_not_equality_comparable(self):
|
|
source = '''
|
|
struct X {
|
|
int n;
|
|
X(int n) : n(n) {}
|
|
};
|
|
|
|
struct Arg {
|
|
Arg() = default;
|
|
Arg(const Arg&) = default;
|
|
Arg(Arg&&) = default;
|
|
Arg& operator=(const Arg&) = default;
|
|
Arg& operator=(Arg&&) = default;
|
|
};
|
|
|
|
namespace std {
|
|
template <>
|
|
struct hash<Arg> {
|
|
size_t operator()(const Arg&);
|
|
};
|
|
}
|
|
|
|
fruit::Component<X> getParentComponent(int, std::string, Arg);
|
|
|
|
fruit::Component<X> getComponent() {
|
|
return fruit::createComponent()
|
|
.install(getParentComponent, 5, std::string("Hello"), Arg{});
|
|
}
|
|
'''
|
|
expect_generic_compile_error(
|
|
r'error: no match for .operator==. \(operand types are .const Arg. and .const Arg.\)'
|
|
r'|error: invalid operands to binary expression \(.const Arg. and .const Arg.\)'
|
|
r'|error C2676: binary .==.: .const Arg. does not define this operator',
|
|
COMMON_DEFINITIONS,
|
|
source)
|
|
|
|
def test_install_with_args_error_not_equality_comparable_with_conversion(self):
|
|
source = '''
|
|
struct X {
|
|
int n;
|
|
X(int n) : n(n) {}
|
|
};
|
|
|
|
struct Arg {
|
|
Arg(int) {}
|
|
Arg() = default;
|
|
Arg(const Arg&) = default;
|
|
Arg(Arg&&) = default;
|
|
Arg& operator=(const Arg&) = default;
|
|
Arg& operator=(Arg&&) = default;
|
|
};
|
|
|
|
namespace std {
|
|
template <>
|
|
struct hash<Arg> {
|
|
size_t operator()(const Arg&);
|
|
};
|
|
}
|
|
|
|
fruit::Component<X> getParentComponent(int, std::string, Arg);
|
|
|
|
fruit::Component<X> getComponent() {
|
|
return fruit::createComponent()
|
|
.install(getParentComponent, 5, std::string("Hello"), 15);
|
|
}
|
|
'''
|
|
expect_generic_compile_error(
|
|
r'error: no match for .operator==. \(operand types are .const Arg. and .const Arg.\)'
|
|
r'|error: invalid operands to binary expression \(.const Arg. and .const Arg.\)'
|
|
r'|error C2676: binary .==.: .const Arg. does not define this operator',
|
|
COMMON_DEFINITIONS,
|
|
source)
|
|
|
|
def test_install_with_args_error_not_hashable(self):
|
|
source = '''
|
|
struct Arg {
|
|
Arg() = default;
|
|
Arg(const Arg&) = default;
|
|
Arg(Arg&&) = default;
|
|
Arg& operator=(const Arg&) = default;
|
|
Arg& operator=(Arg&&) = default;
|
|
};
|
|
|
|
bool operator==(const Arg&, const Arg&);
|
|
|
|
fruit::Component<X> getParentComponent(int, std::string, Arg);
|
|
|
|
fruit::Component<X> getComponent() {
|
|
return fruit::createComponent()
|
|
.install(getParentComponent, 5, std::string("Hello"), Arg{});
|
|
}
|
|
'''
|
|
expect_generic_compile_error(
|
|
r'error: use of deleted function .std::hash<Arg>::hash\(\).'
|
|
r'|error: call to implicitly-deleted default constructor of .std::hash<Arg>.'
|
|
r'|error: invalid use of incomplete type .struct std::hash<Arg>.'
|
|
r'|error: implicit instantiation of undefined template .std::(__1::)?hash<Arg>.'
|
|
r'|error C2338: The C\+\+ Standard doesn.t provide a hash for this type.'
|
|
r'|error C2064: term does not evaluate to a function taking 1 arguments',
|
|
COMMON_DEFINITIONS,
|
|
source)
|
|
|
|
def test_install_with_args_error_not_hashable_with_conversion(self):
|
|
source = '''
|
|
struct Arg {
|
|
Arg(int) {}
|
|
Arg() = default;
|
|
Arg(const Arg&) = default;
|
|
Arg(Arg&&) = default;
|
|
Arg& operator=(const Arg&) = default;
|
|
Arg& operator=(Arg&&) = default;
|
|
};
|
|
|
|
bool operator==(const Arg&, const Arg&);
|
|
|
|
fruit::Component<X> getParentComponent(int, std::string, Arg);
|
|
|
|
fruit::Component<X> getComponent() {
|
|
return fruit::createComponent()
|
|
.install(getParentComponent, 5, std::string("Hello"), 15);
|
|
}
|
|
'''
|
|
expect_generic_compile_error(
|
|
r'error: use of deleted function .std::hash<Arg>::hash\(\).'
|
|
r'|error: call to implicitly-deleted default constructor of .std::hash<Arg>.'
|
|
r'|error: invalid use of incomplete type .struct std::hash<Arg>.'
|
|
r'|error: implicit instantiation of undefined template .std::(__1::)?hash<Arg>.'
|
|
r'|error C2338: The C\+\+ Standard doesn.t provide a hash for this type.'
|
|
r'|error C2064: term does not evaluate to a function taking 1 arguments',
|
|
COMMON_DEFINITIONS,
|
|
source)
|
|
|
|
@parameterized.parameters([
|
|
'X',
|
|
'fruit::Annotated<Annotation1, X>',
|
|
])
|
|
def test_install_component_functions_deduped(self, XAnnot):
|
|
source = '''
|
|
struct X {};
|
|
|
|
X x;
|
|
|
|
fruit::Component<> getComponent() {
|
|
return fruit::createComponent()
|
|
.addInstanceMultibinding<XAnnot, X>(x);
|
|
}
|
|
|
|
fruit::Component<> getComponent2() {
|
|
return fruit::createComponent()
|
|
.install(getComponent);
|
|
}
|
|
|
|
fruit::Component<> getComponent3() {
|
|
return fruit::createComponent()
|
|
.install(getComponent);
|
|
}
|
|
|
|
fruit::Component<> getComponent4() {
|
|
return fruit::createComponent()
|
|
.install(getComponent2)
|
|
.install(getComponent3);
|
|
}
|
|
|
|
int main() {
|
|
fruit::Injector<> injector(getComponent4);
|
|
|
|
// We test multibindings because the effect on other bindings is not user-visible (that only affects
|
|
// performance).
|
|
std::vector<X*> multibindings = injector.getMultibindings<XAnnot>();
|
|
Assert(multibindings.size() == 1);
|
|
Assert(multibindings[0] == &x);
|
|
}
|
|
'''
|
|
expect_success(
|
|
COMMON_DEFINITIONS,
|
|
source,
|
|
locals())
|
|
|
|
@parameterized.parameters([
|
|
'X',
|
|
'fruit::Annotated<Annotation1, X>',
|
|
])
|
|
def test_install_component_functions_deduped_across_normalized_component(self, XAnnot):
|
|
source = '''
|
|
struct X {};
|
|
|
|
X x;
|
|
|
|
fruit::Component<> getComponent() {
|
|
return fruit::createComponent()
|
|
.addInstanceMultibinding<XAnnot, X>(x);
|
|
}
|
|
|
|
fruit::Component<> getComponent2() {
|
|
return fruit::createComponent()
|
|
.install(getComponent);
|
|
}
|
|
|
|
fruit::Component<> getComponent3() {
|
|
return fruit::createComponent()
|
|
.install(getComponent);
|
|
}
|
|
|
|
int main() {
|
|
fruit::NormalizedComponent<> normalizedComponent(getComponent2);
|
|
fruit::Injector<> injector(normalizedComponent, getComponent3);
|
|
|
|
// We test multibindings because the effect on other bindings is not user-visible (that only affects
|
|
// performance).
|
|
std::vector<X*> multibindings = injector.getMultibindings<XAnnot>();
|
|
Assert(multibindings.size() == 1);
|
|
Assert(multibindings[0] == &x);
|
|
}
|
|
'''
|
|
expect_success(
|
|
COMMON_DEFINITIONS,
|
|
source,
|
|
locals())
|
|
|
|
@parameterized.parameters([
|
|
'X',
|
|
'fruit::Annotated<Annotation1, X>',
|
|
])
|
|
def test_install_component_functions_with_args_deduped(self, XAnnot):
|
|
source = '''
|
|
struct X {};
|
|
|
|
X x;
|
|
|
|
fruit::Component<> getComponent(int) {
|
|
return fruit::createComponent()
|
|
.addInstanceMultibinding<XAnnot, X>(x);
|
|
}
|
|
|
|
fruit::Component<> getComponent2() {
|
|
return fruit::createComponent()
|
|
.install(getComponent, 1);
|
|
}
|
|
|
|
fruit::Component<> getComponent3() {
|
|
return fruit::createComponent()
|
|
.install(getComponent, 1);
|
|
}
|
|
|
|
fruit::Component<> getComponent4() {
|
|
return fruit::createComponent()
|
|
.install(getComponent2)
|
|
.install(getComponent3);
|
|
}
|
|
|
|
int main() {
|
|
fruit::Injector<> injector(getComponent4);
|
|
|
|
// We test multibindings because the effect on other bindings is not user-visible (that only affects
|
|
// performance).
|
|
std::vector<X*> multibindings = injector.getMultibindings<XAnnot>();
|
|
Assert(multibindings.size() == 1);
|
|
Assert(multibindings[0] == &x);
|
|
}
|
|
'''
|
|
expect_success(
|
|
COMMON_DEFINITIONS,
|
|
source,
|
|
locals())
|
|
|
|
@parameterized.parameters([
|
|
'X',
|
|
'fruit::Annotated<Annotation1, X>',
|
|
])
|
|
def test_install_component_functions_different_args_not_deduped(self, XAnnot):
|
|
source = '''
|
|
struct X {};
|
|
|
|
X x;
|
|
|
|
fruit::Component<> getComponent(int) {
|
|
return fruit::createComponent()
|
|
.addInstanceMultibinding<XAnnot, X>(x);
|
|
}
|
|
|
|
fruit::Component<> getComponent2() {
|
|
return fruit::createComponent()
|
|
.install(getComponent, 1);
|
|
}
|
|
|
|
fruit::Component<> getComponent3() {
|
|
return fruit::createComponent()
|
|
.install(getComponent, 2);
|
|
}
|
|
|
|
fruit::Component<> getComponent4() {
|
|
return fruit::createComponent()
|
|
.install(getComponent2)
|
|
.install(getComponent3);
|
|
}
|
|
|
|
int main() {
|
|
fruit::Injector<> injector(getComponent4);
|
|
|
|
// We test multibindings because the effect on other bindings is not user-visible (it only affects
|
|
// performance).
|
|
std::vector<X*> multibindings = injector.getMultibindings<XAnnot>();
|
|
Assert(multibindings.size() == 2);
|
|
Assert(multibindings[0] == &x);
|
|
Assert(multibindings[1] == &x);
|
|
}
|
|
'''
|
|
expect_success(
|
|
COMMON_DEFINITIONS,
|
|
source,
|
|
locals())
|
|
|
|
def test_install_component_functions_loop(self):
|
|
source = '''
|
|
struct X {};
|
|
struct Y {};
|
|
struct Z {};
|
|
|
|
// X -> Y -> Z -> Y
|
|
|
|
fruit::Component<X> getXComponent();
|
|
fruit::Component<Y> getYComponent();
|
|
fruit::Component<Z> getZComponent();
|
|
|
|
fruit::Component<X> getXComponent() {
|
|
return fruit::createComponent()
|
|
.registerConstructor<X()>()
|
|
.install(getYComponent);
|
|
}
|
|
|
|
fruit::Component<Y> getYComponent() {
|
|
return fruit::createComponent()
|
|
.registerConstructor<Y()>()
|
|
.install(getZComponent);
|
|
}
|
|
|
|
fruit::Component<Z> getZComponent() {
|
|
return fruit::createComponent()
|
|
.registerConstructor<Z()>()
|
|
.install(getYComponent);
|
|
}
|
|
|
|
int main() {
|
|
fruit::Injector<X> injector(getXComponent);
|
|
(void)injector;
|
|
}
|
|
'''
|
|
expect_runtime_error(
|
|
r'Component installation trace \(from top-level to the most deeply-nested\):\n'
|
|
r'(class )?fruit::Component<(struct )?X> ?\((__cdecl)?\*\)\((void)?\)\n'
|
|
r'<-- The loop starts here\n'
|
|
r'(class )?fruit::Component<(struct )?Y> ?\((__cdecl)?\*\)\((void)?\)\n'
|
|
r'(class )?fruit::Component<(struct )?Z> ?\((__cdecl)?\*\)\((void)?\)\n'
|
|
r'(class )?fruit::Component<(struct )?Y> ?\((__cdecl)?\*\)\((void)?\)\n',
|
|
COMMON_DEFINITIONS,
|
|
source,
|
|
locals())
|
|
|
|
def test_install_component_functions_different_arguments_loop_not_reported(self):
|
|
source = '''
|
|
struct X {};
|
|
struct Y {};
|
|
struct Z {};
|
|
|
|
// X -> Y(1) -> Z -> Y(2)
|
|
|
|
fruit::Component<X> getXComponent();
|
|
fruit::Component<Y> getYComponent(int);
|
|
fruit::Component<Z> getZComponent();
|
|
|
|
fruit::Component<X> getXComponent() {
|
|
return fruit::createComponent()
|
|
.registerConstructor<X()>()
|
|
.install(getYComponent, 1);
|
|
}
|
|
|
|
fruit::Component<Y> getYComponent(int n) {
|
|
if (n == 1) {
|
|
return fruit::createComponent()
|
|
.registerConstructor<Y()>()
|
|
.install(getZComponent);
|
|
} else {
|
|
return fruit::createComponent()
|
|
.registerConstructor<Y()>();
|
|
}
|
|
}
|
|
|
|
fruit::Component<Z> getZComponent() {
|
|
return fruit::createComponent()
|
|
.registerConstructor<Z()>()
|
|
.install(getYComponent, 2);
|
|
}
|
|
|
|
int main() {
|
|
fruit::Injector<X> injector(getXComponent);
|
|
injector.get<X>();
|
|
}
|
|
'''
|
|
expect_success(
|
|
COMMON_DEFINITIONS,
|
|
source,
|
|
locals())
|
|
|
|
if __name__ == '__main__':
|
|
absltest.main()
|